<?php
    
    /**
     * Created by PhpStorm.
     * User: Administrator
     * Date: 2017/4/12
     * Time: 11:01
     */
    class Mice extends Animals
    {
        public $kind="老鼠";
        
    
        /**
         * @return string
         */
        public function getKind(): string
        {
            return $this->kind;
        }
        public function call(){
            echo $this->kind."偷吃东西"."<br>";
        }
    }